CVE-2026-70119
MEDIUM 6.5Out-of-bounds read in Windows DNS allows an authorized attacker to execute code over a network.
No known exploitation, public exploit, or elevated probability at this time. Track for changes.
Exploitation likelihood
1.3%chance of exploitation in 30 days · 70th percentile
Impact if exploited
6.5CVSS 3.1 · MEDIUM
- ConfidentialityNone
- IntegrityNone
- AvailabilityHigh
What an attacker needs
- ✓Access: Reachable over the network — no local access needed
- ⚠Privileges: Requires a low-privilege account
- ✓User interaction: No user interaction needed
- ✓Complexity: No special conditions — reliably repeatable
✓ lowers the bar for an attacker · ⚠ raises it
Proof of concept
No public PoC is currently catalogued.
Search for new PoCs
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Tracked sources are checked daily for recent CVEs, including PoCs published after the original disclosure. A later release appears after a tracked source lists it and a refresh succeeds.
Data snapshot:
Affected
Vendors Microsoft
Products Windows Server 2022 Windows Server 2025 Windows Server 2025 (Server Core Installation)
Weakness (CWE)
- CWE-125: : Out-of-bounds Read
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C
References and research data (JSON)
Known Affected Software Configurations
| Vendor | Product | Version range |
|---|---|---|
| Microsoft | Windows Server 2022 | < 10.0.20348.5761 |
| Microsoft | Windows Server 2025 | < 10.0.26100.33650 |
All CVSS metrics
- MEDIUM 6.5 v3.1 · CNA Primary
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C - MEDIUM 6.5 v3.1 · NVD Secondary
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
References
Patches & mitigations
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-70119 CVE record · microsoft · Updated 2026-10-25T18:38:44.098Z
NVD · CVE-2026-70119 · Updated 2026-10-16T17:35:02.393
Advisories
- https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-99179 EUVD · EUVD-2026-99179